it's a big economy. the ninth largest in the economy. on friday everything stopped. businesses closed. public transit shut down. 16 of the areas 35 colleges canceled classes. most taxis were off the road. shopping centers were shut. and, and people, you know, may have worked from home. maybe they took the day off. but others could have been busier. thousands of law enforcement officials, hospital workers, hotel employees, they've worked overtime. some dunkin' donuts franchises stayed open reportedly at the request of first responders. there are insurance claims businesses can file for terrorism related losses if it's covered under the policy. but it's going to be difficult for a lot of small businesses to get back all that revenue and meet payroll. so for some businesses, they are really feeling the pain of last week. for others, though, it was a very, very busy, busy week. it just depends on where you are in the spectrum of business in boston. >> terrorism related losses. >> that's right. >> remarkable, isn't it? what's the one thing we need to know about our money.